Why Deck Repair Is Necessary

Deck Repair Charleston SC is often a simple to moderately challenging DIY project. However, structural issues like extreme rot, mold, or insect infestations require professional attention.Deck Repair

To check for rotting, carefully inspect the wood—especially posts, stair stringers, and joists that are at ground level. Graf suggests using a screwdriver to tap wood that feels soft or mushy—it’s probably time for a major renovation.

While non-structural damage can be repaired on a DIY basis (using power sanders and pressure washers), extensive staining or structural issues are best left to the pros. A deck repair pro can also advise you on the proper care and maintenance of your cedar, redwood, ipe, or composite material to keep it looking good and in top condition.

The first step in repairing water damage to your deck is to remove any damaged or rotting planks or railing sections. This can be done by hand, or you can rent a power sander or hire a professional to do the job for you. In either case, you will need to dispose of the old decking material properly. This is best accomplished by using a dumpster rental company that accepts this type of waste or by placing the materials in large garbage bags for your weekly trash pickup.

Posts and beams are the primary structural elements that support your deck, but they can also collect a lot of water if the base is flooded or soaked by rain. They may need to be replaced if they have significant cracks or rot damage. Beams are more difficult to replace because they hold up the joists, and removing one usually means replacing many of them.

If you have loose railings, this can be a safety concern and should be repaired immediately. A sagging deck is also dangerous and will need to be fixed as soon as possible. A professional can help you determine if the problem is a result of general wear and tear or a specific event, like a tree limb falling on it.

It is often cheaper to repair the damage caused by a single event than it is to replace the entire deck. That’s why it is important to inspect your deck on a regular basis and fix minor problems before they become more serious.

Wood Rot

Wood rot can be devastating for homeowners. Even if the home is structurally sound, extensive damage can still lead to expensive repairs. If left untreated, it can also be a health hazard. Wood rot is caused by fungal decay that consumes timber at a rate up to 20 times faster than natural wood growth.

If not caught early, it can cause serious damage to the home, resulting in weakened support beams, rotting floor and ceiling joists, and degraded roof decking. While this type of wood damage is a common problem, it’s easy to prevent if the proper precautions are taken.

One of the most obvious signs of wood rot is the presence of visible fungal growth. This can include a cottony texture, a dark red or purple coloration, and/or the presence of spores. It is also important to keep an eye out for a musty or earthy smell in rooms that are not well ventilated, such as basements, attics, and crawl spaces.

Another way to detect rotting wood is to use the “poke test.” This involves pushing a screwdriver into the suspected area of rotted timber and noting whether it sinks in or not. If it sinks in, this is a clear indication that the wood is rotting. It is important to note that the poke test only works for identifying wet or soft wood rot, not brown or dry rot.

A thorough survey of your property is recommended by a professional to determine the extent of the damage. This is necessary because the problem may be due to a number of different sources, such as a missing guttering system or a damaged dampproof course. It can also occur in the most unexpected places, such as a cellar or basement window frame, joists of suspended walls with inadequate underfloor ventilation, and bearing ends of timbers in non-cavity walls.

Wet rot is treatable with a combination of treatments. The first step is to treat the source of moisture, such as a leak or penetrating dampness. Then the timber should be dried out using a dehumidifier and treated with a wood preservative. Dry rot, on the other hand, is often beyond repair and must be removed and replaced entirely, especially if it’s structural timber.

Loose or corroded hardware

Decks provide a great space for social gatherings, relaxing, and stargazing. However, they are also exposed to various forces that can cause damage and instability over time, from termite infestation and wood rot to loose or corroded hardware. This can result in unsafe conditions for anyone using the deck.

Loose or corroded hardware can include nails and screws that become loose, rusted, or missing entirely. If you notice these issues, it’s important to make the repairs as soon as possible before they worsen or create safety hazards.

Deck screws are particularly vulnerable to corrosion, especially if they are made of stainless steel. To protect them, choose galvanized or coated fasteners. In addition to reducing maintenance costs, the coating on these types of screws helps prevent corrosion by absorbing moisture and preventing water from reaching the screw head.

The condition of the wood on a deck is also a major factor in whether it’s safe for use. If the deck is covered in moss, algae, or other growth, it’s important to remove them before they can cause further damage and safety concerns. A good deck cleaner and brightener can help restore the natural color of the wood.

In addition to cleaning and resealing, it’s important to monitor for signs of pest infestation, including wood flakes on the ground and visible holes in the deck boards. If you suspect pests are the cause of these problems, it’s best to hire a local exterminator to assess and treat the infestation. Finally, it’s a good idea to inspect for the presence of carpenter ants, termites, and woodpeckers, as these insects can also cause serious damage to decks.


Cracks on a deck aren’t just unsightly; they can indicate serious structural concerns. If you’re noticing cracking on your wooden deck, it’s important to get it repaired immediately. You can do this on your own, or a concrete repair expert can help you understand what’s happening and how to fix it.

Wooden decks crack naturally over time, but this can be helped by performing maintenance on a regular basis. This helps prevent new cracks from forming as well as keeping existing ones from getting worse. Keeping your deck properly maintained is the best way to ensure it lasts a long time.

Whenever you notice cracks in your deck, start by sweeping away any dirt or debris that has collected. Next, scrub the area with a pressure washer and scrub brush to clean it thoroughly. Once the area has been cleaned, sand down the surface using 50-grit sandpaper. After sanding, be sure to use a water repellent to protect the sanded wood from varying weather conditions.

When filling the crack, make sure to use a composite filler that will not swell or shrink. Then, place tape along the edge of the crack to prevent the filler from leaking onto other surfaces. Once the crack is filled, let it dry overnight, and then remove the tape.

Another way to prevent cracks is to build the deck properly before installing it. When building the deck, pre-drill clearance holes that are slightly larger than the shank of your screws. This will give the wood room to expand and contract, limiting cracking around fasteners.

In addition to these preventative measures, it’s a good idea to inspect the deck regularly and take action when necessary. This will help keep your deck in good shape for a long time and ensure it stays safe for you and your family to enjoy.

Whether you need to perform a minor repair or a major overhaul, it’s a good idea to have the work done by a professional. Enter your zip code to be matched with top-rated pros near you. Or, call for a free estimate now!